Study on Properties of Coupling Agent KH171 Grafting Modified Nylon 66 Short Fiber/NR Composites |
Received:January 18, 2019 Revised:January 28, 2019 |
DOI:10.12136/j.issn.1000-890X.2019.11.0820 |
Key Words: PA66 short fiber;coupling agent KH171;graft modification;NR;composite;physical property;interface adhesion |
Author Name | Affiliation | E-mail | SHENG Xiang* | Jining Qilu Testing Technology Co. ,Ltd | 349651741@qq.com | REN Hui | Tongli Tire Co. ,Ltd | | GAO Ming | Jining Qilu Testing Technology Co. ,Ltd, | | LI Wei | Tongli Tire Co. ,Ltd | | GUO Yancheng | Jining Qilu Testing Technology Co. ,Ltd, | |
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Abstract: |
The nylon 66(PA66)short fiber was modified by grafting of vinyl trimethoxysilane(coupling
agent KH171 ),and the properties of KH171 grafting modified PA66 short fiber/natural rubber (NR)
composites were studied. The results showed that the grafting modification of PA66 short fiber with KH171
improved the interfacial adhesion between PA66 short fiber and NR. Compared with unmodified PA66
short fiber/NR composite,the modulus and tear strength of KH171 grafting modified PA66 short fiber/NR
composite increased obviously,and the maximum increase was obtained when the mass fraction of KH171
solution was 0. 15,and the peak of the loss factor of the composite was reduced. |
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